The enzyme that unwinds that double stranded dna at the beginning of dna replication is called a. primase. b. helicase c. topoisomerase. d. dna polymerase

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat.o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat.habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

What are some possible consequences of preventing prescribed burns and natural wildfires